Pankajkumar R. Singh

Ultrasound-promoted synthesis of 1-amidoalkyl-2-naphthols via a three-component condensation of 2-naphthol, ureas/amides, and aldehydes, catalyzed by sulfamic acid under ambient conditions

Sachin Patil, Pankajkumar R. Singh, Mandar P. Surpur et al. · Ultrasonics Sonochemistry · 2006 · 147 citations

Natural Sciences, Chemistry, Catalysis +10

Cation‐Exchanged Resins: Efficient Heterogeneous Catalysts for Facile Synthesis of 1‐Amidoalkyl‐2‐naphthols from One‐Pot, Three‐Component Condensations of Amides/Ureas, Aldehydes, and 2‐Naphthol

Sachin Patil, Pankajkumar R. Singh, Mandar P. Surpur et al. · Synthetic Communications · 2007 · 97 citations

Natural Sciences, Chemical Engineering, Chemistry +12

Expeditious One‐Pot and Solvent‐Free Synthesis of Dihydroquinazolin‐4(1H)‐ones in the Presence of Microwaves

Mandar P. Surpur, Pankajkumar R. Singh, Sachin Patil et al. · Synthetic Communications · 2007 · 73 citations

Natural Sciences, Chemistry, Catalysis +11

Sulphamic Acid—A Mild, Efficient, and Cost‐Effective Solid Acid Catalyst for the Synthesis of Bis(1H‐indol‐3‐yl)methanes

Pankajkumar R. Singh, Devendrapratap U. Singh, Shriniwas D. Samant · Synthetic Communications · 2005 · 42 citations

Natural Sciences, Chemistry, Catalysis +16

Fe-exchanged montmorillonite K10––the first heterogeneous catalyst for acylation of sulfonamides with carboxylic acid anhydrides

Devendrapratap U. Singh, Pankajkumar R. Singh, Shriniwas D. Samant · Tetrahedron Letters · 2004 · 40 citations

Natural Sciences, Chemical Engineering, Chemistry +16